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27
July
6" 2500LB 5A Gate Valve | High Pressure Isolation Valve-J-VALVES

J-VALVES 6 inch Class 2500 5A alloy gate valve with pressure self-sealing wedge design, suitable for oil & gas high-pressure pipeline. Pass API 598 test, applied in Middle East natural gas treatment projects, custom heavy-duty industrial gate valves available.

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6 2500LB 5A Gate Valve.jpg
06
July
J-VALVES Large Bore Gate Valve Manufacturing Strength Shown in Workshop Photos – Why Global Projects Trust Our Factory

J-VALVES manufactures 16" 150LB WCB large bore gate valves complying with API 6D standard, RF & RTJ flange faces, WCB carbon steel for oil & gas, petrochemical pipeline projects. In-house workshop, mass export worldwide, customized large size gate valves with successful industrial cases.

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Large Bore Gate Valve.jpg
25
May
Material Selection Strategies for Large Diameter Gate Valves in Industrial Applications

Large diameter gate valves are widely used in oil and gas, power generation, petrochemical, water treatment, and offshore industries. These valves control high-volume fluid flow under demanding operating conditions, making material selection one of the most important factors in valve performance and service life.Choosing the correct materials for valve bodies, gates, stems, and sealing components helps improve durability, corrosion resistance, pressure reliability, and operational safety.

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12“ 150LB WCB 大口径闸阀 (2) 拷贝.jpg
21
April
 J-VALVES 300LB Forged Low-Temperature Gate Valve, A Reliable Choice for Low-Temperature Environments

In the complex environment of industrial production, safety is always the top priority. The 300LB forged long-stem gate valves made in China by J-VALVES are a solid shield safeguarding industrial safety, leaving you free from worries.

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300LB forged long-stem gate valve (1).jpg

What You Know About Us

July 27, 2026

J-VALVES 6 inch Class 2500 5A alloy gate valve with pressure self-sealing wedge design, suitable for oil & gas high-pressure pipeline. Pass API 598 test, applied in Middle East natural gas treatment projects, custom heavy-duty industrial gate valves available.

July 06, 2026

J-VALVES manufactures 16" 150LB WCB large bore gate valves complying with API 6D standard, RF & RTJ flange faces, WCB carbon steel for oil & gas, petrochemical pipeline projects. In-house workshop, mass export worldwide, customized large size gate valves with successful industrial cases.

May 25, 2026

Large diameter gate valves are widely used in oil and gas, power generation, petrochemical, water treatment, and offshore industries. These valves control high-volume fluid flow under demanding operating conditions, making material selection one of the most important factors in valve performance and service life.Choosing the correct materials for valve bodies, gates, stems, and sealing components helps improve durability, corrosion resistance, pressure reliability, and operational safety.

April 21, 2025

In the complex environment of industrial production, safety is always the top priority. The 300LB forged long-stem gate valves made in China by J-VALVES are a solid shield safeguarding industrial safety, leaving you free from worries.

March 11, 2025

I. Overview of API 602 StandardAPI 602 is a standard formulated by the American Petroleum Institute (API) specifically for small valves, covering aspects such as valve design, manufacturing, testing, and certification. This standard applies to valves with a nominal size not exceeding 12 inches (DN30

Manufacturer and supplier of industrial valves, including Floating Ball Valves, Trunnion Ball Valves, Flanged Gate Valves, Welded Gate Valves, High Pressure Gate Valves, Globe Valves, Swing Check Valves, Double Disc Wafer Check Valves, Y Strainers , etc. For more information, please send us your email .

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